Added WriteProperty support to Binary Inputs, as well as adding out-of-service. Prepping for COV.

2007-12-05 22:55:45 +00:00
parent b8b9e1719d
commit 23905f3436
7 changed files with 348 additions and 233 deletions
@@ -0,0 +1,185 @@
+/**************************************************************************
+*
+* Copyright (C) 2007 Steve Karg <skarg@users.sourceforge.net>
+*
+* Permission is hereby granted, free of charge, to any person obtaining
+* a copy of this software and associated documentation files (the
+* "Software"), to deal in the Software without restriction, including
+* without limitation the rights to use, copy, modify, merge, publish,
+* distribute, sublicense, and/or sell copies of the Software, and to
+* permit persons to whom the Software is furnished to do so, subject to
+* the following conditions:
+*
+* The above copyright notice and this permission notice shall be included
+* in all copies or substantial portions of the Software.
+*
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+*
+*********************************************************************/
+#include <stddef.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+#include "config.h"
+#include "txbuf.h"
+#include "bacdef.h"
+#include "bacdcode.h"
+#include "apdu.h"
+#include "npdu.h"
+#include "abort.h"
+#include "cov.h"
+/* demo objects */
+#include "device.h"
+#include "ai.h"
+#include "ao.h"
+#include "av.h"
+#include "bi.h"
+#include "bo.h"
+#include "bv.h"
+#include "lc.h"
+#include "lsp.h"
+#include "mso.h"
+#if defined(BACFILE)
+    #include "bacfile.h"
+#endif
+
+typedef struct BACnet_COV_Subscription {
+    bool valid;
+    uint32_t subscriberProcessIdentifier;
+    BACNET_OBJECT_ID monitoredObjectIdentifier;
+    bool issueConfirmedNotifications;   /* optional */
+    unsigned lifetime;          /* optional */
+    BACNET_PROPERTY_REFERENCE monitoredProperty;
+    bool covIncrementPresent;   /* true if present */
+    float covIncrement;         /* optional */
+} BACNET_COV_SUBSCRIPTION;
+
+#define MAX_COV_SUBCRIPTIONS 32
+static BACNET_COV_SUBSCRIPTION COV_Subscriptions[MAX_COV_SUBCRIPTIONS];
+
+void handler_cov_init(void)
+{
+    unsigned index = 0;
+
+    for (index = 0; index < MAX_COV_SUBCRIPTIONS; index++) {
+        COV_Subscriptions[index].valid = false;
+        COV_Subscriptions[index].subscriberProcessIdentifier = 0;
+        COV_Subscriptions[index].monitoredObjectIdentifier.type = OBJECT_ANALOG_INPUT;
+        COV_Subscriptions[index].monitoredObjectIdentifier.instance = 0;
+        COV_Subscriptions[index].issueConfirmedNotifications = false;
+        COV_Subscriptions[index].lifetime = 0;
+        COV_Subscriptions[index].monitoredProperty.propertyIdentifier = PROP_ALL;
+        COV_Subscriptions[index].monitoredProperty.propertyArrayIndex = -1;
+        COV_Subscriptions[index].covIncrementPresent = false;
+        COV_Subscriptions[index].covIncrement = 0;
+    }
+}
+
+void handler_cov_task(void)
+{
+    /* handle timeouts */
+    /* handle COV notifications */
+}
+
+static bool cov_subscribe(
+    BACNET_SUBSCRIBE_COV_DATA *cov_data,
+    BACNET_ERROR_CLASS * error_class,
+    BACNET_ERROR_CODE * error_code)
+{
+    bool status = false; /* return value */
+
+    switch (cov_data->monitoredObjectIdentifier.type) {
+        case OBJECT_BINARY_INPUT:
+            status = true;
+            break;
+        default:
+            break;
+    }
+
+    return status;
+}
+
+void handler_cov_subscribe(uint8_t * service_request,
+    uint16_t service_len,
+    BACNET_ADDRESS * src, BACNET_CONFIRMED_SERVICE_DATA * service_data)
+{
+    BACNET_SUBSCRIBE_COV_DATA cov_data;
+    int len = 0;
+    int pdu_len = 0;
+    BACNET_NPDU_DATA npdu_data;
+    bool success = false;
+    int bytes_sent = 0;
+    BACNET_ERROR_CLASS error_class = ERROR_CLASS_OBJECT;
+    BACNET_ERROR_CODE error_code = ERROR_CODE_UNKNOWN_OBJECT;
+    BACNET_ADDRESS my_address;
+
+    /* encode the NPDU portion of the packet */
+    datalink_get_my_address(&my_address);
+    npdu_encode_npdu_data(&npdu_data, false, MESSAGE_PRIORITY_NORMAL);
+    pdu_len = npdu_encode_pdu(&Handler_Transmit_Buffer[0], src,
+        &my_address, &npdu_data);
+    if (service_data->segmented_message) {
+        /* we don't support segmentation - send an abort */
+        len = abort_encode_apdu(&Handler_Transmit_Buffer[pdu_len],
+            service_data->invoke_id,
+            ABORT_REASON_SEGMENTATION_NOT_SUPPORTED, true);
+#if PRINT_ENABLED
+        fprintf(stderr, "SubscribeCOV: Segmented message.  Sending Abort!\n");
+#endif
+        goto COV_ABORT;
+    }
+    len = cov_subscribe_decode_service_request(service_request,
+        service_len, &cov_data);
+#if PRINT_ENABLED
+    if (len <= 0)
+        fprintf(stderr, "SubscribeCOV: Unable to decode Request!\n");
+#endif
+    if (len < 0) {
+        /* bad decoding - send an abort */
+        len = abort_encode_apdu(&Handler_Transmit_Buffer[pdu_len],
+            service_data->invoke_id, ABORT_REASON_OTHER, true);
+#if PRINT_ENABLED
+        fprintf(stderr, "SubscribeCOV: Bad decoding.  Sending Abort!\n");
+#endif
+        goto COV_ABORT;
+    }
+    success = cov_subscribe(&cov_data, &error_class, &error_code);
+    if (success) {
+        len = encode_simple_ack(
+            &Handler_Transmit_Buffer[pdu_len],
+            service_data->invoke_id,
+            SERVICE_CONFIRMED_SUBSCRIBE_COV);
+#if PRINT_ENABLED
+        fprintf(stderr,
+            "SubscribeCOV: Sending Simple Ack!\n");
+#endif
+    } else {
+        len = bacerror_encode_apdu(
+            &Handler_Transmit_Buffer[pdu_len],
+            service_data->invoke_id,
+            SERVICE_CONFIRMED_SUBSCRIBE_COV,
+            error_class,
+            error_code);
+#if PRINT_ENABLED
+        fprintf(stderr,
+            "SubscribeCOV: Sending Error!\n");
+#endif
+    }
+COV_ABORT:
+    pdu_len += len;
+    bytes_sent = datalink_send_pdu(src, &npdu_data,
+        &Handler_Transmit_Buffer[0], pdu_len);
+#if PRINT_ENABLED
+    if (bytes_sent <= 0)
+        fprintf(stderr, "SubscribeCOV: Failed to send PDU (%s)!\n", strerror(errno));
+#endif
+
+    return;
+}
@@ -122,8 +122,26 @@ void handler_write_property(
 #endif
            }
            break;
-        case OBJECT_ANALOG_INPUT:
        case OBJECT_BINARY_INPUT:
+            if (Binary_Input_Write_Property(&wp_data, &error_class,
+                    &error_code)) {
+                len =
+                    encode_simple_ack(&Handler_Transmit_Buffer[pdu_len],
+                    service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY);
+#if PRINT_ENABLED
+                fprintf(stderr, "WP: Sending Simple Ack for BI!\n");
+#endif
+            } else {
+                len =
+                    bacerror_encode_apdu(&Handler_Transmit_Buffer[pdu_len],
+                    service_data->invoke_id, SERVICE_CONFIRMED_WRITE_PROPERTY,
+                    error_class, error_code);
+#if PRINT_ENABLED
+                fprintf(stderr, "WP: Sending Write Access Error for BI!\n");
+#endif
+            }
+            break;
+        case OBJECT_ANALOG_INPUT:
            error_class = ERROR_CLASS_PROPERTY;
            error_code = ERROR_CODE_WRITE_ACCESS_DENIED;
            len =